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Spodumene
Spodumene
☒

Pezzottaite
Pezzottaite
☒



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Spodumene
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Pezzottaite
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
insoluble
-
3.15-3.21
Uneven, Subconchoidal
Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°
6-7
LiAlSi2O6
 
-
-
-
2.90-3.14
Conchoidal, Uneven
Imperfect; basal
7.5-8
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.